Thanks for your reply - I am on a PC (sorry about that), and I installed Encore before I installed Quicktime (as I had no need of that up til now). I got the error message then (before QT install), and figured all I had to do was install QT. Apparently that did not fix it.

I don't have any other versions of QT installed, but I will try your suggestions. I did have a program called Sound Soap installed - not sure if that would have any bearing on this.

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